Health Index Map Legend

General
Symbols
Macroinvertebrate Monitoring Sites
NPDES* sites
*National
Pollutant Discharge Elimination
System
% Impervious
Surface

 

 

 

Thermal refuge


Water Quality Monitoring site



Water flow and aquatic habitat

Water flow and groundwater


Dams

Sampling site not rated

 

Exceptional

Excellent

Very good

Compliant

Undetermined

Noncompliant

SNC* & Category 1 Violation
*Signficant Noncompliance (indicates potential for severe environmental threat)

 0 - 7%

7 - 12%

> 12%